| District of Pennsylvania area codes: 484 | |
|---|---|
| Country | United States |
| State/Province | Pennsylvania |
| Major City | Philadelphia |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 484-242 | Northampton | Bethlehem, PA | Verizon Pennsylvania |
| 484-243 | Delaware | Wayne, PA | Tcg New Jersey |
| 484-244 | Lehigh | Allentown, PA | Xo Communications Services Inc |
| 484-245 | Lehigh | Catasauqua, PA | Choice One Communications |
| 484-246 | Lehigh | Catasauqua, PA | Cavalier Telephone (mid-atlantic) |
| 484-247 | Chester | Coatesville, PA | Telcove Of Eastern Pennsylvania |
| 484-248 | Berks | Leesport, PA | Commonwealth Telephone Company |
| 484-249 | Lehigh | Catasauqua, PA | Global Naps |
| 484-250 | Montgomery | Norristown, PA | Telcove Of Eastern Pennsylvania |
| 484-251 | Delaware | Lansdowne, PA | Cavalier Telephone Mid-atlantic |
| 484-252 | Chester | Exton, PA | Sprint Spectrum L.p. |
| 484-253 | Montgomery | Norristown, PA | Broadwing Communications |
| 484-254 | Delaware | Wayne, PA | Tcg New Jersey |
| 484-255 | Montgomery | Lansdale, PA | Sprint Spectrum L.p. |
| 484-256 | Berks | Reading, PA | Sprint Spectrum L.p. |
| 484-257 | Philadelphia | Philadelphia, PA | Us Lec Of Pennsylvania |
| 484-258 | Berks | Birdsboro, PA | Windstream D & E Systems |
| 484-259 | Delaware | Chadds Ford, PA | Paetec Communications |
| 484-260 | Chester | Kennett Square, PA | Cavalier Telephone (mid-atlantic) |
| 484-261 | Lehigh | Slatington, PA | Global Naps |
There are 673 prefixes, In the code area, the major cities are Allentown, PA;Bethlehem, PA;Chester, PA;Drexel Hil. The major city is Philadelphia.